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-rw-r--r--src/latex.c59
1 files changed, 36 insertions, 23 deletions
diff --git a/src/latex.c b/src/latex.c
index 0ae13cd..4ad8b89 100644
--- a/src/latex.c
+++ b/src/latex.c
@@ -142,7 +142,12 @@ static inline void outc(cmark_renderer *renderer, cmark_escaping escape,
}
}
-typedef enum { NO_LINK, URL_AUTOLINK, EMAIL_AUTOLINK, NORMAL_LINK } link_type;
+typedef enum { NO_LINK,
+ URL_AUTOLINK,
+ EMAIL_AUTOLINK,
+ NORMAL_LINK,
+ INTERNAL_LINK
+ } link_type;
static link_type get_link_type(cmark_node *node) {
size_t title_len, url_len;
@@ -158,6 +163,10 @@ static link_type get_link_type(cmark_node *node) {
const char *url = cmark_node_get_url(node);
cmark_chunk url_chunk = cmark_chunk_literal(url);
+ if (url && *url == '#') {
+ return INTERNAL_LINK;
+ }
+
url_len = safe_strlen(url);
if (url_len == 0 || scan_scheme(&url_chunk, 0) == 0) {
return NO_LINK;
@@ -166,30 +175,29 @@ static link_type get_link_type(cmark_node *node) {
const char *title = cmark_node_get_title(node);
title_len = safe_strlen(title);
// if it has a title, we can't treat it as an autolink:
- if (title_len > 0) {
- return NORMAL_LINK;
- }
-
- link_text = node->first_child;
- cmark_consolidate_text_nodes(link_text);
- realurl = (char *)url;
- realurllen = url_len;
- if (strncmp(realurl, "mailto:", 7) == 0) {
- realurl += 7;
- realurllen -= 7;
- isemail = true;
- }
- if (realurllen == link_text->as.literal.len &&
- strncmp(realurl, (char *)link_text->as.literal.data,
- link_text->as.literal.len) == 0) {
- if (isemail) {
- return EMAIL_AUTOLINK;
- } else {
- return URL_AUTOLINK;
+ if (title_len == 0) {
+
+ link_text = node->first_child;
+ cmark_consolidate_text_nodes(link_text);
+ realurl = (char *)url;
+ realurllen = url_len;
+ if (strncmp(realurl, "mailto:", 7) == 0) {
+ realurl += 7;
+ realurllen -= 7;
+ isemail = true;
+ }
+ if (realurllen == link_text->as.literal.len &&
+ strncmp(realurl, (char *)link_text->as.literal.data,
+ link_text->as.literal.len) == 0) {
+ if (isemail) {
+ return EMAIL_AUTOLINK;
+ } else {
+ return URL_AUTOLINK;
+ }
}
- } else {
- return NORMAL_LINK;
}
+
+ return NORMAL_LINK;
}
static int S_get_enumlevel(cmark_node *node) {
@@ -388,6 +396,11 @@ static int S_render_node(cmark_renderer *renderer, cmark_node *node,
OUT(url, false, URL);
LIT("}{");
break;
+ case INTERNAL_LINK:
+ LIT("\\protect\\hyperlink{");
+ OUT(url + 1, false, URL);
+ LIT("}{");
+ break;
case NO_LINK:
LIT("{"); // error?
}